164425380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{55927}}^1$

素因数の和:55953

約数の個数: 72

約数和(自身を含む): 535566528

約数和(自身を除く): 371141148

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 55927, 111854, 167781, 223708, 279635, 335562, 391489, 559270, 671124, 782978, 838905, 1118540, 1174467, 1565956, 1677810, 1957445, 2348934, 2740423, 3355620, 3914890, 4697868, 5480846, 5872335, 7829780, 8221269, 10961692, 11744670, 13702115, 16442538, 23489340, 27404230, 32885076, 41106345, 54808460, 82212690, 164425380]

約数ペア:

[(1, 164425380), (2, 82212690), (3, 54808460), (4, 41106345), (5, 32885076), (6, 27404230), (7, 23489340), (10, 16442538), (12, 13702115), (14, 11744670), (15, 10961692), (20, 8221269), (21, 7829780), (28, 5872335), (30, 5480846), (35, 4697868), (42, 3914890), (49, 3355620), (60, 2740423), (70, 2348934), (84, 1957445), (98, 1677810), (105, 1565956), (140, 1174467), (147, 1118540), (196, 838905), (210, 782978), (245, 671124), (294, 559270), (420, 391489), (490, 335562), (588, 279635), (735, 223708), (980, 167781), (1470, 111854), (2940, 55927)]